diff --git a/UNSTABLE.md b/UNSTABLE.md
index f32bdb3..f321e19 100644
--- a/UNSTABLE.md
+++ b/UNSTABLE.md
@@ -13,15 +13,15 @@ A list of awesome but unstable/experimental Rust projects which some day hopeful
* [bjz/gl-rs](https://github.com/bjz/gl-rs) An OpenGL function pointer loader for Rust [](https://travis-ci.org/bjz/gl-rs)
* [servo/rust-opengles](https://github.com/mozilla-servo/rust-opengles) OpenGL ES 2.0 bindings for Rust
* Windowing
+ * [AngryLawyer/rust-sdl2](https://github.com/AngryLawyer/rust-sdl2) SDL2 bindings for Rust [![Build Status](https://travis-ci.org/AngryLawyer/rust-sdl2.png?branch=master)](https://travis-ci.org/AngryLawyer/rust-sdl2)
* [bjz/glfw-rs](https://github.com/bjz/glfw-rs) GLFW3 bindings and idiomatic wrapper for Rust. [](https://travis-ci.org/bjz/glfw-rs)
* [brson/rust-sdl](https://github.com/brson/rust-sdl) SDL bindings for Rust [](https://travis-ci.org/brson/rust-sdl)
- * [AngryLawyer/rust-sdl2](https://github.com/AngryLawyer/rust-sdl2) SDL2 bindings for Rust [![Build Status](https://travis-ci.org/AngryLawyer/rust-sdl2.png?branch=master)](https://travis-ci.org/AngryLawyer/rust-sdl2)
* [jeremyletang/rust-sfml](https://github.com/JeremyLetang/rust-sfml) SFML bindings for Rust [](https://travis-ci.org/JeremyLetang/rust-sfml)
* [servo/rust-glut](https://github.com/mozilla-servo/rust-glut) GLUT bindings for Rust
* [SiegeLord/RustAllegro](https://github.com/SiegeLord/RustAllegro) A Rust wrapper and bindings of Allegro 5 game programming library [![Build Status](https://travis-ci.org/SiegeLord/RustAllegro.png?branch=master)](https://travis-ci.org/SiegeLord/RustAllegro)
* Game Engines
- * [sebcrozet/kiss3d](https://github.com/sebcrozet/kiss3d) Keep it simple, stupid 3d graphics engine for Rust.
* [PistonDevelopers/piston](https://github.com/pistondevelopers/piston/) A user friendly game engine written in Rust
+ * [sebcrozet/kiss3d](https://github.com/sebcrozet/kiss3d) Keep it simple, stupid 3d graphics engine for Rust.
* Collision Detection, Physics
* [bjz/bullet-rs](https://github.com/bjz/bullet-rs/) Bindings and wrapper for the Bullet physics C API
* [sebcrozet/ncollide](https://github.com/sebcrozet/ncollide) n-dimensional collision detection library in Rust.
@@ -29,13 +29,13 @@ A list of awesome but unstable/experimental Rust projects which some day hopeful
## Games
-* [rlane/cubeland](https://github.com/rlane/cubeland) Infinite terrain with Rust and OpenGL
-* [ozkriff/marauder](https://github.com/ozkriff/marauder) Turn-based strategy game written in Rust using GLFW 3 and OpenGL [](https://travis-ci.org/ozkriff/marauder)
-* [zokier/pong-rs](https://github.com/zokier/pong-rs) Classic pong game
-* [jeaye/q3](https://github.com/Jeaye/q3) A Quake 3 like game with voxelized destructible maps [](https://travis-ci.org/jeaye/q3)
-* [FrozenCow/rust-airhockey](https://github.com/FrozenCow/rust-airhockey) A simple airhockey game using rust-sdl and OpenGL
* [dpc/rustyhex](https://github.com/dpc/rustyhex/) Simple roguelike written in Rust language
+* [FrozenCow/rust-airhockey](https://github.com/FrozenCow/rust-airhockey) A simple airhockey game using rust-sdl and OpenGL
+* [jeaye/q3](https://github.com/Jeaye/q3) A Quake 3 like game with voxelized destructible maps [](https://travis-ci.org/jeaye/q3)
* [mynery/xxo](https://github.com/mynery/xxo) Tic Tac Toe in rust with termbox
+* [ozkriff/marauder](https://github.com/ozkriff/marauder) Turn-based strategy game written in Rust using GLFW 3 and OpenGL [](https://travis-ci.org/ozkriff/marauder)
+* [rlane/cubeland](https://github.com/rlane/cubeland) Infinite terrain with Rust and OpenGL
+* [zokier/pong-rs](https://github.com/zokier/pong-rs) Classic pong game
## GUI